<template>
  <div class="aaa"><h1>123</h1></div>
</template>

<script lang="ts">
export default {
  name: 'test',
  components: {
  },
  setup() {
    let xcatliu: [string, number] = ['hello 姐姐', 98];
    console.log(xcatliu[0])
  }
}
</script>

<style scoped lang="less">
.aaa{
  h1{
    color: red;
  }
}
  
</style>